28540447

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1801}}^1$

素因数の和:1890

約数の個数: 16

約数和(自身を含む): 32695488

約数和(自身を除く): 4155041

約数列:

[1, 13, 23, 53, 299, 689, 1219, 1801, 15847, 23413, 41423, 95453, 538499, 1240889, 2195419, 28540447]

約数ペア:

[(1, 28540447), (13, 2195419), (23, 1240889), (53, 538499), (299, 95453), (689, 41423), (1219, 23413), (1801, 15847)]